Home / 31,473.16-43,432.50-17,325.64

Finding the Fourth Proportional to 31,473.16, 43,432.50 and 17,325.64

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Solution

The fourth proportional to 31,473.16, 43,432.50 and 17,325.64 is: 23,909.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,473.16 : 43,432.50 = 17,325.64 : x
  2. Step 2: Convert to fraction form
    31,473.16/43,432.50 = 17,325.64/x
  3. Step 3: Cross multiply
    31,473.16x = 43,432.50 × 17,325.64
  4. Step 4: Simplify right side
    31,473.16x = 752,495,859.30
  5. Step 5: Solve for x
    x = 752,495,859.30/31,473.16
  6. Step 6: Final answer
    x = 23,909.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.